Vulnerability Name:

CVE-2018-21161 (CCN-180793)

Assigned:2018-06-21
Published:2018-06-21
Updated:2020-05-01
Summary:Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D7800 before 1.0.1.34, R7800 before 1.0.2.46, and R9000 before 1.0.3.16.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-21161

Source: XF
Type: UNKNOWN
netgear-cve201821161-weak-security(180793)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2017-0429
Security Advisory for Security Misconfiguration on Some Gateways and Routers

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000059469/Security-Advisory-for-Security-Misconfiguration-on-Some-Gateways-and-Routers-PSV-2017-0429

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:d7800_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.34)
  • AND
  • cpe:/h:netgear:d7800:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:r7800_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.46)
  • AND
  • cpe:/h:netgear:r7800:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:r9000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.3.16)
  • AND
  • cpe:/h:netgear:r9000:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:r7800_firmware:1.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:d7800_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r9000_firmware:1.0.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear d7800 firmware *
    netgear d7800 -
    netgear r7800 firmware *
    netgear r7800 -
    netgear r9000 firmware *
    netgear r9000 -
    netgear r7800 firmware 1.0.2
    netgear d7800 firmware 1.0.1
    netgear r9000 firmware 1.0.3